The team makes a punishing ascent to reach their campsite 4,000m up on the canyon rim. As they climb ever higher, it is soon clear that charity worker Ann is close to exhaustion. Show more
Discover 11,128,835 listings and 279,940 playable programmes from the BBC
The team makes a punishing ascent to reach their campsite 4,000m up on the canyon rim. As they climb ever higher, it is soon clear that charity worker Ann is close to exhaustion. Show more